Facebook AI Research (FAIR)

New Capabilities

Absorbed into Superintelligence Labs; diminished after LeCun's departure and layoffs

For three years, Meta staked its AI strategy on open-source; the Llama series became the industry's most widely used open-weight model family. On April 8, 2026, Meta released Muse Spark from its new Superintelligence Labs—and kept it closed, a shift for a company that once argued open-source would defeat proprietary rivals the way Linux beat Unix.

Updated May 30